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<pre><span class="sourceLineNo">001</span>/* ===========================================================<a name="line.1"></a>
<span class="sourceLineNo">002</span> * JFreeChart : a free chart library for the Java(tm) platform<a name="line.2"></a>
<span class="sourceLineNo">003</span> * ===========================================================<a name="line.3"></a>
<span class="sourceLineNo">004</span> *<a name="line.4"></a>
<span class="sourceLineNo">005</span> * (C) Copyright 2000-2014, by Object Refinery Limited and Contributors.<a name="line.5"></a>
<span class="sourceLineNo">006</span> *<a name="line.6"></a>
<span class="sourceLineNo">007</span> * Project Info:  http://www.jfree.org/jfreechart/index.html<a name="line.7"></a>
<span class="sourceLineNo">008</span> *<a name="line.8"></a>
<span class="sourceLineNo">009</span> * This library is free software; you can redistribute it and/or modify it<a name="line.9"></a>
<span class="sourceLineNo">010</span> * under the terms of the GNU Lesser General Public License as published by<a name="line.10"></a>
<span class="sourceLineNo">011</span> * the Free Software Foundation; either version 2.1 of the License, or<a name="line.11"></a>
<span class="sourceLineNo">012</span> * (at your option) any later version.<a name="line.12"></a>
<span class="sourceLineNo">013</span> *<a name="line.13"></a>
<span class="sourceLineNo">014</span> * This library is distributed in the hope that it will be useful, but<a name="line.14"></a>
<span class="sourceLineNo">015</span> * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY<a name="line.15"></a>
<span class="sourceLineNo">016</span> * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public<a name="line.16"></a>
<span class="sourceLineNo">017</span> * License for more details.<a name="line.17"></a>
<span class="sourceLineNo">018</span> *<a name="line.18"></a>
<span class="sourceLineNo">019</span> * You should have received a copy of the GNU Lesser General Public<a name="line.19"></a>
<span class="sourceLineNo">020</span> * License along with this library; if not, write to the Free Software<a name="line.20"></a>
<span class="sourceLineNo">021</span> * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301,<a name="line.21"></a>
<span class="sourceLineNo">022</span> * USA.<a name="line.22"></a>
<span class="sourceLineNo">023</span> *<a name="line.23"></a>
<span class="sourceLineNo">024</span> * [Oracle and Java are registered trademarks of Oracle and/or its affiliates. <a name="line.24"></a>
<span class="sourceLineNo">025</span> * Other names may be trademarks of their respective owners.]<a name="line.25"></a>
<span class="sourceLineNo">026</span> *<a name="line.26"></a>
<span class="sourceLineNo">027</span> * ------------------<a name="line.27"></a>
<span class="sourceLineNo">028</span> * GanttRenderer.java<a name="line.28"></a>
<span class="sourceLineNo">029</span> * ------------------<a name="line.29"></a>
<span class="sourceLineNo">030</span> * (C) Copyright 2003-2014, by Object Refinery Limited.<a name="line.30"></a>
<span class="sourceLineNo">031</span> *<a name="line.31"></a>
<span class="sourceLineNo">032</span> * Original Author:  David Gilbert (for Object Refinery Limited);<a name="line.32"></a>
<span class="sourceLineNo">033</span> * Contributor(s):   -;<a name="line.33"></a>
<span class="sourceLineNo">034</span> *<a name="line.34"></a>
<span class="sourceLineNo">035</span> * Changes<a name="line.35"></a>
<span class="sourceLineNo">036</span> * -------<a name="line.36"></a>
<span class="sourceLineNo">037</span> * 16-Sep-2003 : Version 1 (DG);<a name="line.37"></a>
<span class="sourceLineNo">038</span> * 23-Sep-2003 : Fixed Checkstyle issues (DG);<a name="line.38"></a>
<span class="sourceLineNo">039</span> * 21-Oct-2003 : Bar width moved into CategoryItemRendererState (DG);<a name="line.39"></a>
<span class="sourceLineNo">040</span> * 03-Feb-2004 : Added get/set methods for attributes (DG);<a name="line.40"></a>
<span class="sourceLineNo">041</span> * 12-Aug-2004 : Fixed rendering problem with maxBarWidth attribute (DG);<a name="line.41"></a>
<span class="sourceLineNo">042</span> * 05-Nov-2004 : Modified drawItem() signature (DG);<a name="line.42"></a>
<span class="sourceLineNo">043</span> * 20-Apr-2005 : Renamed CategoryLabelGenerator<a name="line.43"></a>
<span class="sourceLineNo">044</span> *               --&gt; CategoryItemLabelGenerator (DG);<a name="line.44"></a>
<span class="sourceLineNo">045</span> * 01-Dec-2005 : Fix for bug 1369954, drawBarOutline flag ignored (DG);<a name="line.45"></a>
<span class="sourceLineNo">046</span> * ------------- JFREECHART 1.0.x --------------------------------------------<a name="line.46"></a>
<span class="sourceLineNo">047</span> * 17-Jan-2006 : Set includeBaseInRange flag to false (DG);<a name="line.47"></a>
<span class="sourceLineNo">048</span> * 20-Mar-2007 : Implemented equals() and fixed serialization (DG);<a name="line.48"></a>
<span class="sourceLineNo">049</span> * 24-Jun-2008 : Added new barPainter mechanism (DG);<a name="line.49"></a>
<span class="sourceLineNo">050</span> * 26-Jun-2008 : Added crosshair support (DG);<a name="line.50"></a>
<span class="sourceLineNo">051</span> * 19-May-2009 : Fixed FindBugs warnings, patch by Michal Wozniak (DG);<a name="line.51"></a>
<span class="sourceLineNo">052</span> * 03-Jul-2013 : Use ParamChecks (DG);<a name="line.52"></a>
<span class="sourceLineNo">053</span> * <a name="line.53"></a>
<span class="sourceLineNo">054</span> */<a name="line.54"></a>
<span class="sourceLineNo">055</span><a name="line.55"></a>
<span class="sourceLineNo">056</span>package org.jfree.chart.renderer.category;<a name="line.56"></a>
<span class="sourceLineNo">057</span><a name="line.57"></a>
<span class="sourceLineNo">058</span>import java.awt.Color;<a name="line.58"></a>
<span class="sourceLineNo">059</span>import java.awt.Graphics2D;<a name="line.59"></a>
<span class="sourceLineNo">060</span>import java.awt.Paint;<a name="line.60"></a>
<span class="sourceLineNo">061</span>import java.awt.Stroke;<a name="line.61"></a>
<span class="sourceLineNo">062</span>import java.awt.geom.Rectangle2D;<a name="line.62"></a>
<span class="sourceLineNo">063</span>import java.io.IOException;<a name="line.63"></a>
<span class="sourceLineNo">064</span>import java.io.ObjectInputStream;<a name="line.64"></a>
<span class="sourceLineNo">065</span>import java.io.ObjectOutputStream;<a name="line.65"></a>
<span class="sourceLineNo">066</span>import java.io.Serializable;<a name="line.66"></a>
<span class="sourceLineNo">067</span><a name="line.67"></a>
<span class="sourceLineNo">068</span>import org.jfree.chart.axis.CategoryAxis;<a name="line.68"></a>
<span class="sourceLineNo">069</span>import org.jfree.chart.axis.ValueAxis;<a name="line.69"></a>
<span class="sourceLineNo">070</span>import org.jfree.chart.entity.EntityCollection;<a name="line.70"></a>
<span class="sourceLineNo">071</span>import org.jfree.chart.event.RendererChangeEvent;<a name="line.71"></a>
<span class="sourceLineNo">072</span>import org.jfree.chart.labels.CategoryItemLabelGenerator;<a name="line.72"></a>
<span class="sourceLineNo">073</span>import org.jfree.chart.plot.CategoryPlot;<a name="line.73"></a>
<span class="sourceLineNo">074</span>import org.jfree.chart.plot.PlotOrientation;<a name="line.74"></a>
<span class="sourceLineNo">075</span>import org.jfree.chart.util.ParamChecks;<a name="line.75"></a>
<span class="sourceLineNo">076</span>import org.jfree.data.category.CategoryDataset;<a name="line.76"></a>
<span class="sourceLineNo">077</span>import org.jfree.data.gantt.GanttCategoryDataset;<a name="line.77"></a>
<span class="sourceLineNo">078</span>import org.jfree.io.SerialUtilities;<a name="line.78"></a>
<span class="sourceLineNo">079</span>import org.jfree.ui.RectangleEdge;<a name="line.79"></a>
<span class="sourceLineNo">080</span>import org.jfree.util.PaintUtilities;<a name="line.80"></a>
<span class="sourceLineNo">081</span><a name="line.81"></a>
<span class="sourceLineNo">082</span>/**<a name="line.82"></a>
<span class="sourceLineNo">083</span> * A renderer for simple Gantt charts.  The example shown<a name="line.83"></a>
<span class="sourceLineNo">084</span> * here is generated by the &lt;code&gt;GanttDemo1.java&lt;/code&gt; program<a name="line.84"></a>
<span class="sourceLineNo">085</span> * included in the JFreeChart Demo Collection:<a name="line.85"></a>
<span class="sourceLineNo">086</span> * &lt;br&gt;&lt;br&gt;<a name="line.86"></a>
<span class="sourceLineNo">087</span> * &lt;img src="../../../../../images/GanttRendererSample.png"<a name="line.87"></a>
<span class="sourceLineNo">088</span> * alt="GanttRendererSample.png"&gt;<a name="line.88"></a>
<span class="sourceLineNo">089</span> */<a name="line.89"></a>
<span class="sourceLineNo">090</span>public class GanttRenderer extends IntervalBarRenderer<a name="line.90"></a>
<span class="sourceLineNo">091</span>        implements Serializable {<a name="line.91"></a>
<span class="sourceLineNo">092</span><a name="line.92"></a>
<span class="sourceLineNo">093</span>    /** For serialization. */<a name="line.93"></a>
<span class="sourceLineNo">094</span>    private static final long serialVersionUID = -4010349116350119512L;<a name="line.94"></a>
<span class="sourceLineNo">095</span><a name="line.95"></a>
<span class="sourceLineNo">096</span>    /** The paint for displaying the percentage complete. */<a name="line.96"></a>
<span class="sourceLineNo">097</span>    private transient Paint completePaint;<a name="line.97"></a>
<span class="sourceLineNo">098</span><a name="line.98"></a>
<span class="sourceLineNo">099</span>    /** The paint for displaying the incomplete part of a task. */<a name="line.99"></a>
<span class="sourceLineNo">100</span>    private transient Paint incompletePaint;<a name="line.100"></a>
<span class="sourceLineNo">101</span><a name="line.101"></a>
<span class="sourceLineNo">102</span>    /**<a name="line.102"></a>
<span class="sourceLineNo">103</span>     * Controls the starting edge of the progress indicator (expressed as a<a name="line.103"></a>
<span class="sourceLineNo">104</span>     * percentage of the overall bar width).<a name="line.104"></a>
<span class="sourceLineNo">105</span>     */<a name="line.105"></a>
<span class="sourceLineNo">106</span>    private double startPercent;<a name="line.106"></a>
<span class="sourceLineNo">107</span><a name="line.107"></a>
<span class="sourceLineNo">108</span>    /**<a name="line.108"></a>
<span class="sourceLineNo">109</span>     * Controls the ending edge of the progress indicator (expressed as a<a name="line.109"></a>
<span class="sourceLineNo">110</span>     * percentage of the overall bar width).<a name="line.110"></a>
<span class="sourceLineNo">111</span>     */<a name="line.111"></a>
<span class="sourceLineNo">112</span>    private double endPercent;<a name="line.112"></a>
<span class="sourceLineNo">113</span><a name="line.113"></a>
<span class="sourceLineNo">114</span>    /**<a name="line.114"></a>
<span class="sourceLineNo">115</span>     * Creates a new renderer.<a name="line.115"></a>
<span class="sourceLineNo">116</span>     */<a name="line.116"></a>
<span class="sourceLineNo">117</span>    public GanttRenderer() {<a name="line.117"></a>
<span class="sourceLineNo">118</span>        super();<a name="line.118"></a>
<span class="sourceLineNo">119</span>        setIncludeBaseInRange(false);<a name="line.119"></a>
<span class="sourceLineNo">120</span>        this.completePaint = Color.green;<a name="line.120"></a>
<span class="sourceLineNo">121</span>        this.incompletePaint = Color.red;<a name="line.121"></a>
<span class="sourceLineNo">122</span>        this.startPercent = 0.35;<a name="line.122"></a>
<span class="sourceLineNo">123</span>        this.endPercent = 0.65;<a name="line.123"></a>
<span class="sourceLineNo">124</span>    }<a name="line.124"></a>
<span class="sourceLineNo">125</span><a name="line.125"></a>
<span class="sourceLineNo">126</span>    /**<a name="line.126"></a>
<span class="sourceLineNo">127</span>     * Returns the paint used to show the percentage complete.<a name="line.127"></a>
<span class="sourceLineNo">128</span>     *<a name="line.128"></a>
<span class="sourceLineNo">129</span>     * @return The paint (never &lt;code&gt;null&lt;/code&gt;.<a name="line.129"></a>
<span class="sourceLineNo">130</span>     *<a name="line.130"></a>
<span class="sourceLineNo">131</span>     * @see #setCompletePaint(Paint)<a name="line.131"></a>
<span class="sourceLineNo">132</span>     */<a name="line.132"></a>
<span class="sourceLineNo">133</span>    public Paint getCompletePaint() {<a name="line.133"></a>
<span class="sourceLineNo">134</span>        return this.completePaint;<a name="line.134"></a>
<span class="sourceLineNo">135</span>    }<a name="line.135"></a>
<span class="sourceLineNo">136</span><a name="line.136"></a>
<span class="sourceLineNo">137</span>    /**<a name="line.137"></a>
<span class="sourceLineNo">138</span>     * Sets the paint used to show the percentage complete and sends a<a name="line.138"></a>
<span class="sourceLineNo">139</span>     * {@link RendererChangeEvent} to all registered listeners.<a name="line.139"></a>
<span class="sourceLineNo">140</span>     *<a name="line.140"></a>
<span class="sourceLineNo">141</span>     * @param paint  the paint (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.141"></a>
<span class="sourceLineNo">142</span>     *<a name="line.142"></a>
<span class="sourceLineNo">143</span>     * @see #getCompletePaint()<a name="line.143"></a>
<span class="sourceLineNo">144</span>     */<a name="line.144"></a>
<span class="sourceLineNo">145</span>    public void setCompletePaint(Paint paint) {<a name="line.145"></a>
<span class="sourceLineNo">146</span>        ParamChecks.nullNotPermitted(paint, "paint");<a name="line.146"></a>
<span class="sourceLineNo">147</span>        this.completePaint = paint;<a name="line.147"></a>
<span class="sourceLineNo">148</span>        fireChangeEvent();<a name="line.148"></a>
<span class="sourceLineNo">149</span>    }<a name="line.149"></a>
<span class="sourceLineNo">150</span><a name="line.150"></a>
<span class="sourceLineNo">151</span>    /**<a name="line.151"></a>
<span class="sourceLineNo">152</span>     * Returns the paint used to show the percentage incomplete.<a name="line.152"></a>
<span class="sourceLineNo">153</span>     *<a name="line.153"></a>
<span class="sourceLineNo">154</span>     * @return The paint (never &lt;code&gt;null&lt;/code&gt;).<a name="line.154"></a>
<span class="sourceLineNo">155</span>     *<a name="line.155"></a>
<span class="sourceLineNo">156</span>     * @see #setCompletePaint(Paint)<a name="line.156"></a>
<span class="sourceLineNo">157</span>     */<a name="line.157"></a>
<span class="sourceLineNo">158</span>    public Paint getIncompletePaint() {<a name="line.158"></a>
<span class="sourceLineNo">159</span>        return this.incompletePaint;<a name="line.159"></a>
<span class="sourceLineNo">160</span>    }<a name="line.160"></a>
<span class="sourceLineNo">161</span><a name="line.161"></a>
<span class="sourceLineNo">162</span>    /**<a name="line.162"></a>
<span class="sourceLineNo">163</span>     * Sets the paint used to show the percentage incomplete and sends a<a name="line.163"></a>
<span class="sourceLineNo">164</span>     * {@link RendererChangeEvent} to all registered listeners.<a name="line.164"></a>
<span class="sourceLineNo">165</span>     *<a name="line.165"></a>
<span class="sourceLineNo">166</span>     * @param paint  the paint (&lt;code&gt;null&lt;/code&gt; not permitted).<a name="line.166"></a>
<span class="sourceLineNo">167</span>     *<a name="line.167"></a>
<span class="sourceLineNo">168</span>     * @see #getIncompletePaint()<a name="line.168"></a>
<span class="sourceLineNo">169</span>     */<a name="line.169"></a>
<span class="sourceLineNo">170</span>    public void setIncompletePaint(Paint paint) {<a name="line.170"></a>
<span class="sourceLineNo">171</span>        ParamChecks.nullNotPermitted(paint, "paint");<a name="line.171"></a>
<span class="sourceLineNo">172</span>        this.incompletePaint = paint;<a name="line.172"></a>
<span class="sourceLineNo">173</span>        fireChangeEvent();<a name="line.173"></a>
<span class="sourceLineNo">174</span>    }<a name="line.174"></a>
<span class="sourceLineNo">175</span><a name="line.175"></a>
<span class="sourceLineNo">176</span>    /**<a name="line.176"></a>
<span class="sourceLineNo">177</span>     * Returns the position of the start of the progress indicator, as a<a name="line.177"></a>
<span class="sourceLineNo">178</span>     * percentage of the bar width.<a name="line.178"></a>
<span class="sourceLineNo">179</span>     *<a name="line.179"></a>
<span class="sourceLineNo">180</span>     * @return The start percent.<a name="line.180"></a>
<span class="sourceLineNo">181</span>     *<a name="line.181"></a>
<span class="sourceLineNo">182</span>     * @see #setStartPercent(double)<a name="line.182"></a>
<span class="sourceLineNo">183</span>     */<a name="line.183"></a>
<span class="sourceLineNo">184</span>    public double getStartPercent() {<a name="line.184"></a>
<span class="sourceLineNo">185</span>        return this.startPercent;<a name="line.185"></a>
<span class="sourceLineNo">186</span>    }<a name="line.186"></a>
<span class="sourceLineNo">187</span><a name="line.187"></a>
<span class="sourceLineNo">188</span>    /**<a name="line.188"></a>
<span class="sourceLineNo">189</span>     * Sets the position of the start of the progress indicator, as a<a name="line.189"></a>
<span class="sourceLineNo">190</span>     * percentage of the bar width, and sends a {@link RendererChangeEvent} to<a name="line.190"></a>
<span class="sourceLineNo">191</span>     * all registered listeners.<a name="line.191"></a>
<span class="sourceLineNo">192</span>     *<a name="line.192"></a>
<span class="sourceLineNo">193</span>     * @param percent  the percent.<a name="line.193"></a>
<span class="sourceLineNo">194</span>     *<a name="line.194"></a>
<span class="sourceLineNo">195</span>     * @see #getStartPercent()<a name="line.195"></a>
<span class="sourceLineNo">196</span>     */<a name="line.196"></a>
<span class="sourceLineNo">197</span>    public void setStartPercent(double percent) {<a name="line.197"></a>
<span class="sourceLineNo">198</span>        this.startPercent = percent;<a name="line.198"></a>
<span class="sourceLineNo">199</span>        fireChangeEvent();<a name="line.199"></a>
<span class="sourceLineNo">200</span>    }<a name="line.200"></a>
<span class="sourceLineNo">201</span><a name="line.201"></a>
<span class="sourceLineNo">202</span>    /**<a name="line.202"></a>
<span class="sourceLineNo">203</span>     * Returns the position of the end of the progress indicator, as a<a name="line.203"></a>
<span class="sourceLineNo">204</span>     * percentage of the bar width.<a name="line.204"></a>
<span class="sourceLineNo">205</span>     *<a name="line.205"></a>
<span class="sourceLineNo">206</span>     * @return The end percent.<a name="line.206"></a>
<span class="sourceLineNo">207</span>     *<a name="line.207"></a>
<span class="sourceLineNo">208</span>     * @see #setEndPercent(double)<a name="line.208"></a>
<span class="sourceLineNo">209</span>     */<a name="line.209"></a>
<span class="sourceLineNo">210</span>    public double getEndPercent() {<a name="line.210"></a>
<span class="sourceLineNo">211</span>        return this.endPercent;<a name="line.211"></a>
<span class="sourceLineNo">212</span>    }<a name="line.212"></a>
<span class="sourceLineNo">213</span><a name="line.213"></a>
<span class="sourceLineNo">214</span>    /**<a name="line.214"></a>
<span class="sourceLineNo">215</span>     * Sets the position of the end of the progress indicator, as a percentage<a name="line.215"></a>
<span class="sourceLineNo">216</span>     * of the bar width, and sends a {@link RendererChangeEvent} to all<a name="line.216"></a>
<span class="sourceLineNo">217</span>     * registered listeners.<a name="line.217"></a>
<span class="sourceLineNo">218</span>     *<a name="line.218"></a>
<span class="sourceLineNo">219</span>     * @param percent  the percent.<a name="line.219"></a>
<span class="sourceLineNo">220</span>     *<a name="line.220"></a>
<span class="sourceLineNo">221</span>     * @see #getEndPercent()<a name="line.221"></a>
<span class="sourceLineNo">222</span>     */<a name="line.222"></a>
<span class="sourceLineNo">223</span>    public void setEndPercent(double percent) {<a name="line.223"></a>
<span class="sourceLineNo">224</span>        this.endPercent = percent;<a name="line.224"></a>
<span class="sourceLineNo">225</span>        fireChangeEvent();<a name="line.225"></a>
<span class="sourceLineNo">226</span>    }<a name="line.226"></a>
<span class="sourceLineNo">227</span><a name="line.227"></a>
<span class="sourceLineNo">228</span>    /**<a name="line.228"></a>
<span class="sourceLineNo">229</span>     * Draws the bar for a single (series, category) data item.<a name="line.229"></a>
<span class="sourceLineNo">230</span>     *<a name="line.230"></a>
<span class="sourceLineNo">231</span>     * @param g2  the graphics device.<a name="line.231"></a>
<span class="sourceLineNo">232</span>     * @param state  the renderer state.<a name="line.232"></a>
<span class="sourceLineNo">233</span>     * @param dataArea  the data area.<a name="line.233"></a>
<span class="sourceLineNo">234</span>     * @param plot  the plot.<a name="line.234"></a>
<span class="sourceLineNo">235</span>     * @param domainAxis  the domain axis.<a name="line.235"></a>
<span class="sourceLineNo">236</span>     * @param rangeAxis  the range axis.<a name="line.236"></a>
<span class="sourceLineNo">237</span>     * @param dataset  the dataset.<a name="line.237"></a>
<span class="sourceLineNo">238</span>     * @param row  the row index (zero-based).<a name="line.238"></a>
<span class="sourceLineNo">239</span>     * @param column  the column index (zero-based).<a name="line.239"></a>
<span class="sourceLineNo">240</span>     * @param pass  the pass index.<a name="line.240"></a>
<span class="sourceLineNo">241</span>     */<a name="line.241"></a>
<span class="sourceLineNo">242</span>    @Override<a name="line.242"></a>
<span class="sourceLineNo">243</span>    public void drawItem(Graphics2D g2, CategoryItemRendererState state,<a name="line.243"></a>
<span class="sourceLineNo">244</span>            Rectangle2D dataArea, CategoryPlot plot, CategoryAxis domainAxis,<a name="line.244"></a>
<span class="sourceLineNo">245</span>            ValueAxis rangeAxis, CategoryDataset dataset, int row,<a name="line.245"></a>
<span class="sourceLineNo">246</span>            int column, int pass) {<a name="line.246"></a>
<span class="sourceLineNo">247</span><a name="line.247"></a>
<span class="sourceLineNo">248</span>         if (dataset instanceof GanttCategoryDataset) {<a name="line.248"></a>
<span class="sourceLineNo">249</span>             GanttCategoryDataset gcd = (GanttCategoryDataset) dataset;<a name="line.249"></a>
<span class="sourceLineNo">250</span>             drawTasks(g2, state, dataArea, plot, domainAxis, rangeAxis, gcd,<a name="line.250"></a>
<span class="sourceLineNo">251</span>                     row, column);<a name="line.251"></a>
<span class="sourceLineNo">252</span>         }<a name="line.252"></a>
<span class="sourceLineNo">253</span>         else {  // let the superclass handle it...<a name="line.253"></a>
<span class="sourceLineNo">254</span>             super.drawItem(g2, state, dataArea, plot, domainAxis, rangeAxis,<a name="line.254"></a>
<span class="sourceLineNo">255</span>                     dataset, row, column, pass);<a name="line.255"></a>
<span class="sourceLineNo">256</span>         }<a name="line.256"></a>
<span class="sourceLineNo">257</span><a name="line.257"></a>
<span class="sourceLineNo">258</span>     }<a name="line.258"></a>
<span class="sourceLineNo">259</span><a name="line.259"></a>
<span class="sourceLineNo">260</span>    /**<a name="line.260"></a>
<span class="sourceLineNo">261</span>     * Draws the tasks/subtasks for one item.<a name="line.261"></a>
<span class="sourceLineNo">262</span>     *<a name="line.262"></a>
<span class="sourceLineNo">263</span>     * @param g2  the graphics device.<a name="line.263"></a>
<span class="sourceLineNo">264</span>     * @param state  the renderer state.<a name="line.264"></a>
<span class="sourceLineNo">265</span>     * @param dataArea  the data plot area.<a name="line.265"></a>
<span class="sourceLineNo">266</span>     * @param plot  the plot.<a name="line.266"></a>
<span class="sourceLineNo">267</span>     * @param domainAxis  the domain axis.<a name="line.267"></a>
<span class="sourceLineNo">268</span>     * @param rangeAxis  the range axis.<a name="line.268"></a>
<span class="sourceLineNo">269</span>     * @param dataset  the data.<a name="line.269"></a>
<span class="sourceLineNo">270</span>     * @param row  the row index (zero-based).<a name="line.270"></a>
<span class="sourceLineNo">271</span>     * @param column  the column index (zero-based).<a name="line.271"></a>
<span class="sourceLineNo">272</span>     */<a name="line.272"></a>
<span class="sourceLineNo">273</span>    protected void drawTasks(Graphics2D g2,<a name="line.273"></a>
<span class="sourceLineNo">274</span>                             CategoryItemRendererState state,<a name="line.274"></a>
<span class="sourceLineNo">275</span>                             Rectangle2D dataArea,<a name="line.275"></a>
<span class="sourceLineNo">276</span>                             CategoryPlot plot,<a name="line.276"></a>
<span class="sourceLineNo">277</span>                             CategoryAxis domainAxis,<a name="line.277"></a>
<span class="sourceLineNo">278</span>                             ValueAxis rangeAxis,<a name="line.278"></a>
<span class="sourceLineNo">279</span>                             GanttCategoryDataset dataset,<a name="line.279"></a>
<span class="sourceLineNo">280</span>                             int row,<a name="line.280"></a>
<span class="sourceLineNo">281</span>                             int column) {<a name="line.281"></a>
<span class="sourceLineNo">282</span><a name="line.282"></a>
<span class="sourceLineNo">283</span>        int count = dataset.getSubIntervalCount(row, column);<a name="line.283"></a>
<span class="sourceLineNo">284</span>        if (count == 0) {<a name="line.284"></a>
<span class="sourceLineNo">285</span>            drawTask(g2, state, dataArea, plot, domainAxis, rangeAxis,<a name="line.285"></a>
<span class="sourceLineNo">286</span>                    dataset, row, column);<a name="line.286"></a>
<span class="sourceLineNo">287</span>        }<a name="line.287"></a>
<span class="sourceLineNo">288</span><a name="line.288"></a>
<span class="sourceLineNo">289</span>        PlotOrientation orientation = plot.getOrientation();<a name="line.289"></a>
<span class="sourceLineNo">290</span>        for (int subinterval = 0; subinterval &lt; count; subinterval++) {<a name="line.290"></a>
<span class="sourceLineNo">291</span><a name="line.291"></a>
<span class="sourceLineNo">292</span>            RectangleEdge rangeAxisLocation = plot.getRangeAxisEdge();<a name="line.292"></a>
<span class="sourceLineNo">293</span><a name="line.293"></a>
<span class="sourceLineNo">294</span>            // value 0<a name="line.294"></a>
<span class="sourceLineNo">295</span>            Number value0 = dataset.getStartValue(row, column, subinterval);<a name="line.295"></a>
<span class="sourceLineNo">296</span>            if (value0 == null) {<a name="line.296"></a>
<span class="sourceLineNo">297</span>                return;<a name="line.297"></a>
<span class="sourceLineNo">298</span>            }<a name="line.298"></a>
<span class="sourceLineNo">299</span>            double translatedValue0 = rangeAxis.valueToJava2D(<a name="line.299"></a>
<span class="sourceLineNo">300</span>                    value0.doubleValue(), dataArea, rangeAxisLocation);<a name="line.300"></a>
<span class="sourceLineNo">301</span><a name="line.301"></a>
<span class="sourceLineNo">302</span>            // value 1<a name="line.302"></a>
<span class="sourceLineNo">303</span>            Number value1 = dataset.getEndValue(row, column, subinterval);<a name="line.303"></a>
<span class="sourceLineNo">304</span>            if (value1 == null) {<a name="line.304"></a>
<span class="sourceLineNo">305</span>                return;<a name="line.305"></a>
<span class="sourceLineNo">306</span>            }<a name="line.306"></a>
<span class="sourceLineNo">307</span>            double translatedValue1 = rangeAxis.valueToJava2D(<a name="line.307"></a>
<span class="sourceLineNo">308</span>                    value1.doubleValue(), dataArea, rangeAxisLocation);<a name="line.308"></a>
<span class="sourceLineNo">309</span><a name="line.309"></a>
<span class="sourceLineNo">310</span>            if (translatedValue1 &lt; translatedValue0) {<a name="line.310"></a>
<span class="sourceLineNo">311</span>                double temp = translatedValue1;<a name="line.311"></a>
<span class="sourceLineNo">312</span>                translatedValue1 = translatedValue0;<a name="line.312"></a>
<span class="sourceLineNo">313</span>                translatedValue0 = temp;<a name="line.313"></a>
<span class="sourceLineNo">314</span>            }<a name="line.314"></a>
<span class="sourceLineNo">315</span><a name="line.315"></a>
<span class="sourceLineNo">316</span>            double rectStart = calculateBarW0(plot, plot.getOrientation(),<a name="line.316"></a>
<span class="sourceLineNo">317</span>                    dataArea, domainAxis, state, row, column);<a name="line.317"></a>
<span class="sourceLineNo">318</span>            double rectLength = Math.abs(translatedValue1 - translatedValue0);<a name="line.318"></a>
<span class="sourceLineNo">319</span>            double rectBreadth = state.getBarWidth();<a name="line.319"></a>
<span class="sourceLineNo">320</span><a name="line.320"></a>
<span class="sourceLineNo">321</span>            // DRAW THE BARS...<a name="line.321"></a>
<span class="sourceLineNo">322</span>            Rectangle2D bar = null;<a name="line.322"></a>
<span class="sourceLineNo">323</span>            RectangleEdge barBase = null;<a name="line.323"></a>
<span class="sourceLineNo">324</span>            if (plot.getOrientation() == PlotOrientation.HORIZONTAL) {<a name="line.324"></a>
<span class="sourceLineNo">325</span>                bar = new Rectangle2D.Double(translatedValue0, rectStart,<a name="line.325"></a>
<span class="sourceLineNo">326</span>                        rectLength, rectBreadth);<a name="line.326"></a>
<span class="sourceLineNo">327</span>                barBase = RectangleEdge.LEFT;<a name="line.327"></a>
<span class="sourceLineNo">328</span>            }<a name="line.328"></a>
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<span class="sourceLineNo">330</span>                bar = new Rectangle2D.Double(rectStart, translatedValue0,<a name="line.330"></a>
<span class="sourceLineNo">331</span>                        rectBreadth, rectLength);<a name="line.331"></a>
<span class="sourceLineNo">332</span>                barBase = RectangleEdge.BOTTOM;<a name="line.332"></a>
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<span class="sourceLineNo">334</span><a name="line.334"></a>
<span class="sourceLineNo">335</span>            Rectangle2D completeBar = null;<a name="line.335"></a>
<span class="sourceLineNo">336</span>            Rectangle2D incompleteBar = null;<a name="line.336"></a>
<span class="sourceLineNo">337</span>            Number percent = dataset.getPercentComplete(row, column,<a name="line.337"></a>
<span class="sourceLineNo">338</span>                    subinterval);<a name="line.338"></a>
<span class="sourceLineNo">339</span>            double start = getStartPercent();<a name="line.339"></a>
<span class="sourceLineNo">340</span>            double end = getEndPercent();<a name="line.340"></a>
<span class="sourceLineNo">341</span>            if (percent != null) {<a name="line.341"></a>
<span class="sourceLineNo">342</span>                double p = percent.doubleValue();<a name="line.342"></a>
<span class="sourceLineNo">343</span>                if (orientation == PlotOrientation.HORIZONTAL) {<a name="line.343"></a>
<span class="sourceLineNo">344</span>                    completeBar = new Rectangle2D.Double(translatedValue0,<a name="line.344"></a>
<span class="sourceLineNo">345</span>                            rectStart + start * rectBreadth, rectLength * p,<a name="line.345"></a>
<span class="sourceLineNo">346</span>                            rectBreadth * (end - start));<a name="line.346"></a>
<span class="sourceLineNo">347</span>                    incompleteBar = new Rectangle2D.Double(translatedValue0<a name="line.347"></a>
<span class="sourceLineNo">348</span>                            + rectLength * p, rectStart + start * rectBreadth,<a name="line.348"></a>
<span class="sourceLineNo">349</span>                            rectLength * (1 - p), rectBreadth * (end - start));<a name="line.349"></a>
<span class="sourceLineNo">350</span>                }<a name="line.350"></a>
<span class="sourceLineNo">351</span>                else if (orientation == PlotOrientation.VERTICAL) {<a name="line.351"></a>
<span class="sourceLineNo">352</span>                    completeBar = new Rectangle2D.Double(rectStart + start<a name="line.352"></a>
<span class="sourceLineNo">353</span>                            * rectBreadth, translatedValue0 + rectLength<a name="line.353"></a>
<span class="sourceLineNo">354</span>                            * (1 - p), rectBreadth * (end - start),<a name="line.354"></a>
<span class="sourceLineNo">355</span>                            rectLength * p);<a name="line.355"></a>
<span class="sourceLineNo">356</span>                    incompleteBar = new Rectangle2D.Double(rectStart + start<a name="line.356"></a>
<span class="sourceLineNo">357</span>                            * rectBreadth, translatedValue0, rectBreadth<a name="line.357"></a>
<span class="sourceLineNo">358</span>                            * (end - start), rectLength * (1 - p));<a name="line.358"></a>
<span class="sourceLineNo">359</span>                }<a name="line.359"></a>
<span class="sourceLineNo">360</span><a name="line.360"></a>
<span class="sourceLineNo">361</span>            }<a name="line.361"></a>
<span class="sourceLineNo">362</span><a name="line.362"></a>
<span class="sourceLineNo">363</span>            if (getShadowsVisible()) {<a name="line.363"></a>
<span class="sourceLineNo">364</span>                getBarPainter().paintBarShadow(g2, this, row, column, bar,<a name="line.364"></a>
<span class="sourceLineNo">365</span>                        barBase, true);<a name="line.365"></a>
<span class="sourceLineNo">366</span>            }<a name="line.366"></a>
<span class="sourceLineNo">367</span>            getBarPainter().paintBar(g2, this, row, column, bar, barBase);<a name="line.367"></a>
<span class="sourceLineNo">368</span><a name="line.368"></a>
<span class="sourceLineNo">369</span>            if (completeBar != null) {<a name="line.369"></a>
<span class="sourceLineNo">370</span>                g2.setPaint(getCompletePaint());<a name="line.370"></a>
<span class="sourceLineNo">371</span>                g2.fill(completeBar);<a name="line.371"></a>
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<span class="sourceLineNo">373</span>            if (incompleteBar != null) {<a name="line.373"></a>
<span class="sourceLineNo">374</span>                g2.setPaint(getIncompletePaint());<a name="line.374"></a>
<span class="sourceLineNo">375</span>                g2.fill(incompleteBar);<a name="line.375"></a>
<span class="sourceLineNo">376</span>            }<a name="line.376"></a>
<span class="sourceLineNo">377</span>            if (isDrawBarOutline()<a name="line.377"></a>
<span class="sourceLineNo">378</span>                    &amp;&amp; state.getBarWidth() &gt; BAR_OUTLINE_WIDTH_THRESHOLD) {<a name="line.378"></a>
<span class="sourceLineNo">379</span>                g2.setStroke(getItemStroke(row, column));<a name="line.379"></a>
<span class="sourceLineNo">380</span>                g2.setPaint(getItemOutlinePaint(row, column));<a name="line.380"></a>
<span class="sourceLineNo">381</span>                g2.draw(bar);<a name="line.381"></a>
<span class="sourceLineNo">382</span>            }<a name="line.382"></a>
<span class="sourceLineNo">383</span><a name="line.383"></a>
<span class="sourceLineNo">384</span>            if (subinterval == count - 1) {<a name="line.384"></a>
<span class="sourceLineNo">385</span>                // submit the current data point as a crosshair candidate<a name="line.385"></a>
<span class="sourceLineNo">386</span>                int datasetIndex = plot.indexOf(dataset);<a name="line.386"></a>
<span class="sourceLineNo">387</span>                Comparable columnKey = dataset.getColumnKey(column);<a name="line.387"></a>
<span class="sourceLineNo">388</span>                Comparable rowKey = dataset.getRowKey(row);<a name="line.388"></a>
<span class="sourceLineNo">389</span>                double xx = domainAxis.getCategorySeriesMiddle(columnKey,<a name="line.389"></a>
<span class="sourceLineNo">390</span>                        rowKey, dataset, getItemMargin(), dataArea,<a name="line.390"></a>
<span class="sourceLineNo">391</span>                        plot.getDomainAxisEdge());<a name="line.391"></a>
<span class="sourceLineNo">392</span>                updateCrosshairValues(state.getCrosshairState(),<a name="line.392"></a>
<span class="sourceLineNo">393</span>                        dataset.getRowKey(row), dataset.getColumnKey(column),<a name="line.393"></a>
<span class="sourceLineNo">394</span>                        value1.doubleValue(), datasetIndex, xx,<a name="line.394"></a>
<span class="sourceLineNo">395</span>                        translatedValue1, orientation);<a name="line.395"></a>
<span class="sourceLineNo">396</span><a name="line.396"></a>
<span class="sourceLineNo">397</span>            }<a name="line.397"></a>
<span class="sourceLineNo">398</span>            // collect entity and tool tip information...<a name="line.398"></a>
<span class="sourceLineNo">399</span>            if (state.getInfo() != null) {<a name="line.399"></a>
<span class="sourceLineNo">400</span>                EntityCollection entities = state.getEntityCollection();<a name="line.400"></a>
<span class="sourceLineNo">401</span>                if (entities != null) {<a name="line.401"></a>
<span class="sourceLineNo">402</span>                    addItemEntity(entities, dataset, row, column, bar);<a name="line.402"></a>
<span class="sourceLineNo">403</span>                }<a name="line.403"></a>
<span class="sourceLineNo">404</span>            }<a name="line.404"></a>
<span class="sourceLineNo">405</span>        }<a name="line.405"></a>
<span class="sourceLineNo">406</span>    }<a name="line.406"></a>
<span class="sourceLineNo">407</span><a name="line.407"></a>
<span class="sourceLineNo">408</span>    /**<a name="line.408"></a>
<span class="sourceLineNo">409</span>     * Draws a single task.<a name="line.409"></a>
<span class="sourceLineNo">410</span>     *<a name="line.410"></a>
<span class="sourceLineNo">411</span>     * @param g2  the graphics device.<a name="line.411"></a>
<span class="sourceLineNo">412</span>     * @param state  the renderer state.<a name="line.412"></a>
<span class="sourceLineNo">413</span>     * @param dataArea  the data plot area.<a name="line.413"></a>
<span class="sourceLineNo">414</span>     * @param plot  the plot.<a name="line.414"></a>
<span class="sourceLineNo">415</span>     * @param domainAxis  the domain axis.<a name="line.415"></a>
<span class="sourceLineNo">416</span>     * @param rangeAxis  the range axis.<a name="line.416"></a>
<span class="sourceLineNo">417</span>     * @param dataset  the data.<a name="line.417"></a>
<span class="sourceLineNo">418</span>     * @param row  the row index (zero-based).<a name="line.418"></a>
<span class="sourceLineNo">419</span>     * @param column  the column index (zero-based).<a name="line.419"></a>
<span class="sourceLineNo">420</span>     */<a name="line.420"></a>
<span class="sourceLineNo">421</span>    protected void drawTask(Graphics2D g2,<a name="line.421"></a>
<span class="sourceLineNo">422</span>                            CategoryItemRendererState state,<a name="line.422"></a>
<span class="sourceLineNo">423</span>                            Rectangle2D dataArea,<a name="line.423"></a>
<span class="sourceLineNo">424</span>                            CategoryPlot plot,<a name="line.424"></a>
<span class="sourceLineNo">425</span>                            CategoryAxis domainAxis,<a name="line.425"></a>
<span class="sourceLineNo">426</span>                            ValueAxis rangeAxis,<a name="line.426"></a>
<span class="sourceLineNo">427</span>                            GanttCategoryDataset dataset,<a name="line.427"></a>
<span class="sourceLineNo">428</span>                            int row,<a name="line.428"></a>
<span class="sourceLineNo">429</span>                            int column) {<a name="line.429"></a>
<span class="sourceLineNo">430</span><a name="line.430"></a>
<span class="sourceLineNo">431</span>        PlotOrientation orientation = plot.getOrientation();<a name="line.431"></a>
<span class="sourceLineNo">432</span>        RectangleEdge rangeAxisLocation = plot.getRangeAxisEdge();<a name="line.432"></a>
<span class="sourceLineNo">433</span><a name="line.433"></a>
<span class="sourceLineNo">434</span>        // Y0<a name="line.434"></a>
<span class="sourceLineNo">435</span>        Number value0 = dataset.getEndValue(row, column);<a name="line.435"></a>
<span class="sourceLineNo">436</span>        if (value0 == null) {<a name="line.436"></a>
<span class="sourceLineNo">437</span>            return;<a name="line.437"></a>
<span class="sourceLineNo">438</span>        }<a name="line.438"></a>
<span class="sourceLineNo">439</span>        double java2dValue0 = rangeAxis.valueToJava2D(value0.doubleValue(),<a name="line.439"></a>
<span class="sourceLineNo">440</span>                dataArea, rangeAxisLocation);<a name="line.440"></a>
<span class="sourceLineNo">441</span><a name="line.441"></a>
<span class="sourceLineNo">442</span>        // Y1<a name="line.442"></a>
<span class="sourceLineNo">443</span>        Number value1 = dataset.getStartValue(row, column);<a name="line.443"></a>
<span class="sourceLineNo">444</span>        if (value1 == null) {<a name="line.444"></a>
<span class="sourceLineNo">445</span>            return;<a name="line.445"></a>
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<span class="sourceLineNo">447</span>        double java2dValue1 = rangeAxis.valueToJava2D(value1.doubleValue(),<a name="line.447"></a>
<span class="sourceLineNo">448</span>                dataArea, rangeAxisLocation);<a name="line.448"></a>
<span class="sourceLineNo">449</span><a name="line.449"></a>
<span class="sourceLineNo">450</span>        if (java2dValue1 &lt; java2dValue0) {<a name="line.450"></a>
<span class="sourceLineNo">451</span>            double temp = java2dValue1;<a name="line.451"></a>
<span class="sourceLineNo">452</span>            java2dValue1 = java2dValue0;<a name="line.452"></a>
<span class="sourceLineNo">453</span>            java2dValue0 = temp;<a name="line.453"></a>
<span class="sourceLineNo">454</span>            value1 = value0;<a name="line.454"></a>
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<span class="sourceLineNo">456</span><a name="line.456"></a>
<span class="sourceLineNo">457</span>        double rectStart = calculateBarW0(plot, orientation, dataArea,<a name="line.457"></a>
<span class="sourceLineNo">458</span>                domainAxis, state, row, column);<a name="line.458"></a>
<span class="sourceLineNo">459</span>        double rectBreadth = state.getBarWidth();<a name="line.459"></a>
<span class="sourceLineNo">460</span>        double rectLength = Math.abs(java2dValue1 - java2dValue0);<a name="line.460"></a>
<span class="sourceLineNo">461</span><a name="line.461"></a>
<span class="sourceLineNo">462</span>        Rectangle2D bar = null;<a name="line.462"></a>
<span class="sourceLineNo">463</span>        RectangleEdge barBase = null;<a name="line.463"></a>
<span class="sourceLineNo">464</span>        if (orientation == PlotOrientation.HORIZONTAL) {<a name="line.464"></a>
<span class="sourceLineNo">465</span>            bar = new Rectangle2D.Double(java2dValue0, rectStart, rectLength,<a name="line.465"></a>
<span class="sourceLineNo">466</span>                    rectBreadth);<a name="line.466"></a>
<span class="sourceLineNo">467</span>            barBase = RectangleEdge.LEFT;<a name="line.467"></a>
<span class="sourceLineNo">468</span>        }<a name="line.468"></a>
<span class="sourceLineNo">469</span>        else if (orientation == PlotOrientation.VERTICAL) {<a name="line.469"></a>
<span class="sourceLineNo">470</span>            bar = new Rectangle2D.Double(rectStart, java2dValue1, rectBreadth,<a name="line.470"></a>
<span class="sourceLineNo">471</span>                    rectLength);<a name="line.471"></a>
<span class="sourceLineNo">472</span>            barBase = RectangleEdge.BOTTOM;<a name="line.472"></a>
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<span class="sourceLineNo">474</span><a name="line.474"></a>
<span class="sourceLineNo">475</span>        Rectangle2D completeBar = null;<a name="line.475"></a>
<span class="sourceLineNo">476</span>        Rectangle2D incompleteBar = null;<a name="line.476"></a>
<span class="sourceLineNo">477</span>        Number percent = dataset.getPercentComplete(row, column);<a name="line.477"></a>
<span class="sourceLineNo">478</span>        double start = getStartPercent();<a name="line.478"></a>
<span class="sourceLineNo">479</span>        double end = getEndPercent();<a name="line.479"></a>
<span class="sourceLineNo">480</span>        if (percent != null) {<a name="line.480"></a>
<span class="sourceLineNo">481</span>            double p = percent.doubleValue();<a name="line.481"></a>
<span class="sourceLineNo">482</span>            if (plot.getOrientation() == PlotOrientation.HORIZONTAL) {<a name="line.482"></a>
<span class="sourceLineNo">483</span>                completeBar = new Rectangle2D.Double(java2dValue0,<a name="line.483"></a>
<span class="sourceLineNo">484</span>                        rectStart + start * rectBreadth, rectLength * p,<a name="line.484"></a>
<span class="sourceLineNo">485</span>                        rectBreadth * (end - start));<a name="line.485"></a>
<span class="sourceLineNo">486</span>                incompleteBar = new Rectangle2D.Double(java2dValue0<a name="line.486"></a>
<span class="sourceLineNo">487</span>                        + rectLength * p, rectStart + start * rectBreadth,<a name="line.487"></a>
<span class="sourceLineNo">488</span>                        rectLength * (1 - p), rectBreadth * (end - start));<a name="line.488"></a>
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<span class="sourceLineNo">491</span>                completeBar = new Rectangle2D.Double(rectStart + start<a name="line.491"></a>
<span class="sourceLineNo">492</span>                        * rectBreadth, java2dValue1 + rectLength * (1 - p),<a name="line.492"></a>
<span class="sourceLineNo">493</span>                        rectBreadth * (end - start), rectLength * p);<a name="line.493"></a>
<span class="sourceLineNo">494</span>                incompleteBar = new Rectangle2D.Double(rectStart + start<a name="line.494"></a>
<span class="sourceLineNo">495</span>                        * rectBreadth, java2dValue1, rectBreadth * (end<a name="line.495"></a>
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<span class="sourceLineNo">634</span>}<a name="line.634"></a>




























































</pre>
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